80 JOHN STREET; Block: 68 Lot: 33 BIN: 1001115 19-25 Gold Street, 25-27 Platt Street

NYC 9/11 Public Portal Document

"C ENVIRONMENTAL CONSULT "S, INC. .'ark Avenue South, Suite 1001, New York, Ne.. _; ork 10003 Phone: (212) 420-8119 Fax: (212) 420-6092 Project No.: 01-2171

ELAP Lab Code: 11029 Analyte: FIBERS WSA Management Date Received: 10/29/01 100 Ring Road West NIOSH and AIHA Lab Code: 100273 NVLAle Lab Code: 101953 Date Analyzed: 10/29/01 Garden City, NY 11530 Batch #: 0110A830 SUMMARY OF ANALYTICAL RESULTS Site: 80 John Street, New York, NY

SAMPLE # DESCRIPTION! LOCATION TIME(min) VOLUME(L) FIB/FIELD RESULTS(f/cc) COLLECTED LAB #

0/100 007 FIELD BLANK 26-October A 8414

FIELD BLANK 0/100 008 26-October A 8415

Sample Analysis by: <LOD = Less than limit of detection which is 5.5 Fibers/ 100 Fields VOIDI = H.C.P. ( High Concentration of Particles) Positive Phase Contrast Microscopy (PCM) VOID2 = Overloaded Method of Sample Preparation and Analysis: Rules. Issue 2, August 1994 All samples analyzed in accordance with the NIOSH 7400 Method using "A" Counting a 1, ' Instrumentation: ~~~ u am•"' ac nnl01wvaI)'' a "' 0- Olympus PCM Model BH-2 with Walton-Beckett Graticule (10oum field diameter). Laboratory Director

Report Date: October 30, 2001 described as NIOSH 7400. Among other limitations, this meth JLC is responsible for only the fiber counts within the limitations of the method an index of airborne fibers and provides only an estimate of asbestos concentration. Any and all claims arising out of JLC's analysi gives only these samples are limited in recovery to the cost of analyzing samples. JLC accepts no other liability and the client agrees to seek no costs b the above. Page 2 of 2

NYC-WTC 000108647